Install

For first. install plugin to your presentation.

npm install --save shower-tts

Second. Require link to your index file.

<script src="node_modules/shower-tts/shower-tts.js"></script>
	<link rel="stylesheet" href="node_modules/shower-tts/shower-tts-style.css">

<meta class="tts"></meta>

Use

Add speech text to slide

<section class="slide">
		<h2>Some slide</h2>
		<meta class="tts shower-tts-hide">
            Hello. i am ivan. this is Text for speech!
    </meta>
	</section>

Open presentation.

And when open slide press "S" key for speak and "P" for pause

Good Luck!